From 2f6e8a8518f33b6fac1fb9c79d245e23b6f9b765 Mon Sep 17 00:00:00 2001 From: "Subhransu S. Prusty" Date: Fri, 4 Mar 2016 19:59:51 +0530 Subject: ALSA: hda - Move chmap support helpers/ops to core Chmap helpers, ops, controls are moved to core. Signed-off-by: Subhransu S. Prusty Signed-off-by: Vinod Koul Signed-off-by: Takashi Iwai --- include/sound/hda_chmap.h | 15 +++++++++++++++ 1 file changed, 15 insertions(+) (limited to 'include/sound') diff --git a/include/sound/hda_chmap.h b/include/sound/hda_chmap.h index f7fd752fc817..5a85b319439a 100644 --- a/include/sound/hda_chmap.h +++ b/include/sound/hda_chmap.h @@ -5,6 +5,7 @@ #ifndef __SOUND_HDA_CHMAP_H #define __SOUND_HDA_CHMAP_H +#include #include @@ -58,4 +59,18 @@ struct hdac_chmap { void snd_hdac_register_chmap_ops(struct hdac_device *hdac, struct hdac_chmap *chmap); +int hdmi_channel_allocation(struct hdac_device *hdac, int spk_alloc, + int channels, bool chmap_set, + bool non_pcm, unsigned char *map); +int hdmi_get_active_channels(int ca); +void hdmi_setup_channel_mapping(struct hdac_chmap *chmap, + hda_nid_t pin_nid, bool non_pcm, int ca, + int channels, unsigned char *map, + bool chmap_set); +void snd_print_channel_allocation(int spk_alloc, char *buf, int buflen); +struct hdac_cea_channel_speaker_allocation *hdmi_get_ch_alloc_from_ca(int ca); +int to_spk_mask(unsigned char c); +int spk_to_chmap(int spk); +int snd_hdac_add_chmap_ctls(struct snd_pcm *pcm, int pcm_idx, + struct hdac_chmap *chmap); #endif /* __SOUND_HDA_CHMAP_H */ -- cgit v1.2.3